| Subdistrict | Enum. district | # of links |
| Exeter | 39 | 10 |
| Usborne | 32 | 9 |
| London | 18 | 3 |
| Townships 12 | 7 | 3 |
| London | 30 | 3 |
| Exeter | 38 | 2 |
| Biddulph | 6 | 2 |
| London Township | 8 | 1 |
| Dorchester North Township | 3 | 1 |
| Townships 17 | 21 | 1 |
| Humberstone | 10 | 1 |
| Townships 43 | 5 | 1 |
| London | 4 | 1 |
| Townships 12 | 6 | 1 |